/*
 * JQuery zTree excheck v3.5.22
 * http://zTree.me/
 *
 * Copyright (c) 2010 Hunter.z
 *
 * Licensed same as jquery - MIT License
 * http://www.opensource.org/licenses/mit-license.php
 *
 * email: hunter.z@263.net
 * Date: 2016-03-01
 */
(function($){
	//default consts of excheck
	var _consts = {
			event: {
				CHECK: "ztree_check"
			},
			id: {
				CHECK: "_check"
			},
			checkbox: {
				STYLE: "checkbox",
				DEFAULT: "chk",
				DISABLED: "disable",
				FALSE: "false",
				TRUE: "true",
				FULL: "full",
				PART: "part",
				FOCUS: "focus"
			},
			radio: {
				STYLE: "radio",
				TYPE_ALL: "all",
				TYPE_LEVEL: "level"
			}
		},
	//default setting of excheck
		_setting = {
			check: {
				enable: false,
				autoCheckTrigger: false,
				chkStyle: _consts.checkbox.STYLE,
				nocheckInherit: false,
				chkDisabledInherit: false,
				radioType: _consts.radio.TYPE_LEVEL,
				chkboxType: {
					"Y": "ps",
					"N": "ps"
				}
			},
			data: {
				key: {
					checked: "checked"
				}
			},
			callback: {
				beforeCheck:null,
				onCheck:null
			}
		},
	//default root of excheck
		_initRoot = function (setting) {
			var r = data.getRoot(setting);
			r.radioCheckedList = [];
		},
	//default cache of excheck
		_initCache = function(treeId) {},
	//default bind event of excheck
		_bindEvent = function(setting) {
			var o = setting.treeObj,
				c = consts.event;
			o.bind(c.CHECK, function (event, srcEvent, treeId, node) {
				event.srcEvent = srcEvent;
				tools.apply(setting.callback.onCheck, [event, treeId, node]);
			});
		},
		_unbindEvent = function(setting) {
			var o = setting.treeObj,
				c = consts.event;
			o.unbind(c.CHECK);
		},
	//default event proxy of excheck
		_eventProxy = function(e) {
			var target = e.target,
				setting = data.getSetting(e.data.treeId),
				tId = "", node = null,
				nodeEventType = "", treeEventType = "",
				nodeEventCallback = null, treeEventCallback = null;

			if (tools.eqs(e.type, "mouseover")) {
				if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode"+ consts.id.CHECK) !== null) {
					tId = tools.getNodeMainDom(target).id;
					nodeEventType = "mouseoverCheck";
				}
			} else if (tools.eqs(e.type, "mouseout")) {
				if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode"+ consts.id.CHECK) !== null) {
					tId = tools.getNodeMainDom(target).id;
					nodeEventType = "mouseoutCheck";
				}
			} else if (tools.eqs(e.type, "click")) {
				if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode"+ consts.id.CHECK) !== null) {
					tId = tools.getNodeMainDom(target).id;
					nodeEventType = "checkNode";
				}
			}
			if (tId.length>0) {
				node = data.getNodeCache(setting, tId);
				switch (nodeEventType) {
					case "checkNode" :
						nodeEventCallback = _handler.onCheckNode;
						break;
					case "mouseoverCheck" :
						nodeEventCallback = _handler.onMouseoverCheck;
						break;
					case "mouseoutCheck" :
						nodeEventCallback = _handler.onMouseoutCheck;
						break;
				}
			}
			var proxyResult = {
				stop: nodeEventType === "checkNode",
				node: node,
				nodeEventType: nodeEventType,
				nodeEventCallback: nodeEventCallback,
				treeEventType: treeEventType,
				treeEventCallback: treeEventCallback
			};
			return proxyResult
		},
	//default init node of excheck
		_initNode = function(setting, level, n, parentNode, isFirstNode, isLastNode, openFlag) {
			if (!n) return;
			var checkedKey = setting.data.key.checked;
			if (typeof n[checkedKey] == "string") n[checkedKey] = tools.eqs(n[checkedKey], "true");
			n[checkedKey] = !!n[checkedKey];
			n.checkedOld = n[checkedKey];
			if (typeof n.nocheck == "string") n.nocheck = tools.eqs(n.nocheck, "true");
			n.nocheck = !!n.nocheck || (setting.check.nocheckInherit && parentNode && !!parentNode.nocheck);
			if (typeof n.chkDisabled == "string") n.chkDisabled = tools.eqs(n.chkDisabled, "true");
			n.chkDisabled = !!n.chkDisabled || (setting.check.chkDisabledInherit && parentNode && !!parentNode.chkDisabled);
			if (typeof n.halfCheck == "string") n.halfCheck = tools.eqs(n.halfCheck, "true");
			n.halfCheck = !!n.halfCheck;
			n.check_Child_State = -1;
			n.check_Focus = false;
			n.getCheckStatus = function() {return data.getCheckStatus(setting, n);};

			if (setting.check.chkStyle == consts.radio.STYLE && setting.check.radioType == consts.radio.TYPE_ALL && n[checkedKey] ) {
				var r = data.getRoot(setting);
				r.radioCheckedList.push(n);
			}
		},
	//add dom for check
		_beforeA = function(setting, node, html) {
			var checkedKey = setting.data.key.checked;
			if (setting.check.enable) {
				data.makeChkFlag(setting, node);
				html.push("<span ID='", node.tId, consts.id.CHECK, "' class='", view.makeChkClass(setting, node), "' treeNode", consts.id.CHECK, (node.nocheck === true?" style='display:none;'":""),"></span>");
			}
		},
	//update zTreeObj, add method of check
		_zTreeTools = function(setting, zTreeTools) {
			zTreeTools.checkNode = function(node, checked, checkTypeFlag, callbackFlag) {
				var checkedKey = this.setting.data.key.checked;
				if (node.chkDisabled === true) return;
				if (checked !== true && checked !== false) {
					checked = !node[checkedKey];
				}
				callbackFlag = !!callbackFlag;

				if (node[checkedKey] === checked && !checkTypeFlag) {
					return;
				} else if (callbackFlag && tools.apply(this.setting.callback.beforeCheck, [this.setting.treeId, node], true) == false) {
					return;
				}
				if (tools.uCanDo(this.setting) && this.setting.check.enable && node.nocheck !== true) {
					node[checkedKey] = checked;
					var checkObj = $$(node, consts.id.CHECK, this.setting);
					if (checkTypeFlag || this.setting.check.chkStyle === consts.radio.STYLE) view.checkNodeRelation(this.setting, node);
					view.setChkClass(this.setting, checkObj, node);
					view.repairParentChkClassWithSelf(this.setting, node);
					if (callbackFlag) {
						this.setting.treeObj.trigger(consts.event.CHECK, [null, this.setting.treeId, node]);
					}
				}
			}

			zTreeTools.checkAllNodes = function(checked) {
				view.repairAllChk(this.setting, !!checked);
			}

			zTreeTools.getCheckedNodes = function(checked) {
				var childKey = this.setting.data.key.children;
				checked = (checked !== false);
				return data.getTreeCheckedNodes(this.setting, data.getRoot(this.setting)[childKey], checked);
			}

			zTreeTools.getChangeCheckedNodes = function() {
				var childKey = this.setting.data.key.children;
				return data.getTreeChangeCheckedNodes(this.setting, data.getRoot(this.setting)[childKey]);
			}

			zTreeTools.setChkDisabled = function(node, disabled, inheritParent, inheritChildren) {
				disabled = !!disabled;
				inheritParent = !!inheritParent;
				inheritChildren = !!inheritChildren;
				view.repairSonChkDisabled(this.setting, node, disabled, inheritChildren);
				view.repairParentChkDisabled(this.setting, node.getParentNode(), disabled, inheritParent);
			}

			var _updateNode = zTreeTools.updateNode;
			zTreeTools.updateNode = function(node, checkTypeFlag) {
				if (_updateNode) _updateNode.apply(zTreeTools, arguments);
				if (!node || !this.setting.check.enable) return;
				var nObj = $$(node, this.setting);
				if (nObj.get(0) && tools.uCanDo(this.setting)) {
					var checkObj = $$(node, consts.id.CHECK, this.setting);
					if (checkTypeFlag == true || this.setting.check.chkStyle === consts.radio.STYLE) view.checkNodeRelation(this.setting, node);
					view.setChkClass(this.setting, checkObj, node);
					view.repairParentChkClassWithSelf(this.setting, node);
				}
			}
		},
	//method of operate data
		_data = {
			getRadioCheckedList: function(setting) {
				var checkedList = data.getRoot(setting).radioCheckedList;
				for (var i=0, j=checkedList.length; i<j; i++) {
					if(!data.getNodeCache(setting, checkedList[i].tId)) {
						checkedList.splice(i, 1);
						i--; j--;
					}
				}
				return checkedList;
			},
			getCheckStatus: function(setting, node) {
				if (!setting.check.enable || node.nocheck || node.chkDisabled) return null;
				var checkedKey = setting.data.key.checked,
					r = {
						checked: node[checkedKey],
						half: node.halfCheck ? node.halfCheck : (setting.check.chkStyle == consts.radio.STYLE ? (node.check_Child_State === 2) : (node[checkedKey] ? (node.check_Child_State > -1 && node.check_Child_State < 2) : (node.check_Child_State > 0)))
					};
				return r;
			},
			getTreeCheckedNodes: function(setting, nodes, checked, results) {
				if (!nodes) return [];
				var childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked,
					onlyOne = (checked && setting.check.chkStyle == consts.radio.STYLE && setting.check.radioType == consts.radio.TYPE_ALL);
				results = !results ? [] : results;
				for (var i = 0, l = nodes.length; i < l; i++) {
					if (nodes[i].nocheck !== true && nodes[i].chkDisabled !== true && nodes[i][checkedKey] == checked) {
						results.push(nodes[i]);
						if(onlyOne) {
							break;
						}
					}
					data.getTreeCheckedNodes(setting, nodes[i][childKey], checked, results);
					if(onlyOne && results.length > 0) {
						break;
					}
				}
				return results;
			},
			getTreeChangeCheckedNodes: function(setting, nodes, results) {
				if (!nodes) return [];
				var childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked;
				results = !results ? [] : results;
				for (var i = 0, l = nodes.length; i < l; i++) {
					if (nodes[i].nocheck !== true && nodes[i].chkDisabled !== true && nodes[i][checkedKey] != nodes[i].checkedOld) {
						results.push(nodes[i]);
					}
					data.getTreeChangeCheckedNodes(setting, nodes[i][childKey], results);
				}
				return results;
			},
			makeChkFlag: function(setting, node) {
				if (!node) return;
				var childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked,
					chkFlag = -1;
				if (node[childKey]) {
					for (var i = 0, l = node[childKey].length; i < l; i++) {
						var cNode = node[childKey][i];
						var tmp = -1;
						if (setting.check.chkStyle == consts.radio.STYLE) {
							if (cNode.nocheck === true || cNode.chkDisabled === true) {
								tmp = cNode.check_Child_State;
							} else if (cNode.halfCheck === true) {
								tmp = 2;
							} else if (cNode[checkedKey]) {
								tmp = 2;
							} else {
								tmp = cNode.check_Child_State > 0 ? 2:0;
							}
							if (tmp == 2) {
								chkFlag = 2; break;
							} else if (tmp == 0){
								chkFlag = 0;
							}
						} else if (setting.check.chkStyle == consts.checkbox.STYLE) {
							if (cNode.nocheck === true || cNode.chkDisabled === true) {
								tmp = cNode.check_Child_State;
							} else if (cNode.halfCheck === true) {
								tmp = 1;
							} else if (cNode[checkedKey] ) {
								tmp = (cNode.check_Child_State === -1 || cNode.check_Child_State === 2) ? 2 : 1;
							} else {
								tmp = (cNode.check_Child_State > 0) ? 1 : 0;
							}
							if (tmp === 1) {
								chkFlag = 1; break;
							} else if (tmp === 2 && chkFlag > -1 && i > 0 && tmp !== chkFlag) {
								chkFlag = 1; break;
							} else if (chkFlag === 2 && tmp > -1 && tmp < 2) {
								chkFlag = 1; break;
							} else if (tmp > -1) {
								chkFlag = tmp;
							}
						}
					}
				}
				node.check_Child_State = chkFlag;
			}
		},
	//method of event proxy
		_event = {

		},
	//method of event handler
		_handler = {
			onCheckNode: function (event, node) {
				if (node.chkDisabled === true) return false;
				var setting = data.getSetting(event.data.treeId),
					checkedKey = setting.data.key.checked;
				if (tools.apply(setting.callback.beforeCheck, [setting.treeId, node], true) == false) return true;
				node[checkedKey] = !node[checkedKey];
				view.checkNodeRelation(setting, node);
				var checkObj = $$(node, consts.id.CHECK, setting);
				view.setChkClass(setting, checkObj, node);
				view.repairParentChkClassWithSelf(setting, node);
				setting.treeObj.trigger(consts.event.CHECK, [event, setting.treeId, node]);
				return true;
			},
			onMouseoverCheck: function(event, node) {
				if (node.chkDisabled === true) return false;
				var setting = data.getSetting(event.data.treeId),
					checkObj = $$(node, consts.id.CHECK, setting);
				node.check_Focus = true;
				view.setChkClass(setting, checkObj, node);
				return true;
			},
			onMouseoutCheck: function(event, node) {
				if (node.chkDisabled === true) return false;
				var setting = data.getSetting(event.data.treeId),
					checkObj = $$(node, consts.id.CHECK, setting);
				node.check_Focus = false;
				view.setChkClass(setting, checkObj, node);
				return true;
			}
		},
	//method of tools for zTree
		_tools = {

		},
	//method of operate ztree dom
		_view = {
			checkNodeRelation: function(setting, node) {
				var pNode, i, l,
					childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked,
					r = consts.radio;
				if (setting.check.chkStyle == r.STYLE) {
					var checkedList = data.getRadioCheckedList(setting);
					if (node[checkedKey]) {
						if (setting.check.radioType == r.TYPE_ALL) {
							for (i = checkedList.length-1; i >= 0; i--) {
								pNode = checkedList[i];
								if (pNode[checkedKey] && pNode != node) {
									pNode[checkedKey] = false;
									checkedList.splice(i, 1);

									view.setChkClass(setting, $$(pNode, consts.id.CHECK, setting), pNode);
									if (pNode.parentTId != node.parentTId) {
										view.repairParentChkClassWithSelf(setting, pNode);
									}
								}
							}
							checkedList.push(node);
						} else {
							var parentNode = (node.parentTId) ? node.getParentNode() : data.getRoot(setting);
							for (i = 0, l = parentNode[childKey].length; i < l; i++) {
								pNode = parentNode[childKey][i];
								if (pNode[checkedKey] && pNode != node) {
									pNode[checkedKey] = false;
									view.setChkClass(setting, $$(pNode, consts.id.CHECK, setting), pNode);
								}
							}
						}
					} else if (setting.check.radioType == r.TYPE_ALL) {
						for (i = 0, l = checkedList.length; i < l; i++) {
							if (node == checkedList[i]) {
								checkedList.splice(i, 1);
								break;
							}
						}
					}

				} else {
					if (node[checkedKey] && (!node[childKey] || node[childKey].length==0 || setting.check.chkboxType.Y.indexOf("s") > -1)) {
						view.setSonNodeCheckBox(setting, node, true);
					}
					if (!node[checkedKey] && (!node[childKey] || node[childKey].length==0 || setting.check.chkboxType.N.indexOf("s") > -1)) {
						view.setSonNodeCheckBox(setting, node, false);
					}
					if (node[checkedKey] && setting.check.chkboxType.Y.indexOf("p") > -1) {
						view.setParentNodeCheckBox(setting, node, true);
					}
					if (!node[checkedKey] && setting.check.chkboxType.N.indexOf("p") > -1) {
						view.setParentNodeCheckBox(setting, node, false);
					}
				}
			},
			makeChkClass: function(setting, node) {
				var checkedKey = setting.data.key.checked,
					c = consts.checkbox, r = consts.radio,
					fullStyle = "";
				if (node.chkDisabled === true) {
					fullStyle = c.DISABLED;
				} else if (node.halfCheck) {
					fullStyle = c.PART;
				} else if (setting.check.chkStyle == r.STYLE) {
					fullStyle = (node.check_Child_State < 1)? c.FULL:c.PART;
				} else {
					fullStyle = node[checkedKey] ? ((node.check_Child_State === 2 || node.check_Child_State === -1) ? c.FULL:c.PART) : ((node.check_Child_State < 1)? c.FULL:c.PART);
				}
				var chkName = setting.check.chkStyle + "_" + (node[checkedKey] ? c.TRUE : c.FALSE) + "_" + fullStyle;
				chkName = (node.check_Focus && node.chkDisabled !== true) ? chkName + "_" + c.FOCUS : chkName;
				return consts.className.BUTTON + " " + c.DEFAULT + " " + chkName;
			},
			repairAllChk: function(setting, checked) {
				if (setting.check.enable && setting.check.chkStyle === consts.checkbox.STYLE) {
					var checkedKey = setting.data.key.checked,
						childKey = setting.data.key.children,
						root = data.getRoot(setting);
					for (var i = 0, l = root[childKey].length; i<l ; i++) {
						var node = root[childKey][i];
						if (node.nocheck !== true && node.chkDisabled !== true) {
							node[checkedKey] = checked;
						}
						view.setSonNodeCheckBox(setting, node, checked);
					}
				}
			},
			repairChkClass: function(setting, node) {
				if (!node) return;
				data.makeChkFlag(setting, node);
				if (node.nocheck !== true) {
					var checkObj = $$(node, consts.id.CHECK, setting);
					view.setChkClass(setting, checkObj, node);
				}
			},
			repairParentChkClass: function(setting, node) {
				if (!node || !node.parentTId) return;
				var pNode = node.getParentNode();
				view.repairChkClass(setting, pNode);
				view.repairParentChkClass(setting, pNode);
			},
			repairParentChkClassWithSelf: function(setting, node) {
				if (!node) return;
				var childKey = setting.data.key.children;
				if (node[childKey] && node[childKey].length > 0) {
					view.repairParentChkClass(setting, node[childKey][0]);
				} else {
					view.repairParentChkClass(setting, node);
				}
			},
			repairSonChkDisabled: function(setting, node, chkDisabled, inherit) {
				if (!node) return;
				var childKey = setting.data.key.children;
				if (node.chkDisabled != chkDisabled) {
					node.chkDisabled = chkDisabled;
				}
				view.repairChkClass(setting, node);
				if (node[childKey] && inherit) {
					for (var i = 0, l = node[childKey].length; i < l; i++) {
						var sNode = node[childKey][i];
						view.repairSonChkDisabled(setting, sNode, chkDisabled, inherit);
					}
				}
			},
			repairParentChkDisabled: function(setting, node, chkDisabled, inherit) {
				if (!node) return;
				if (node.chkDisabled != chkDisabled && inherit) {
					node.chkDisabled = chkDisabled;
				}
				view.repairChkClass(setting, node);
				view.repairParentChkDisabled(setting, node.getParentNode(), chkDisabled, inherit);
			},
			setChkClass: function(setting, obj, node) {
				if (!obj) return;
				if (node.nocheck === true) {
					obj.hide();
				} else {
					obj.show();
				}
				obj.attr('class', view.makeChkClass(setting, node));
			},
			setParentNodeCheckBox: function(setting, node, value, srcNode) {
				var childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked,
					checkObj = $$(node, consts.id.CHECK, setting);
				if (!srcNode) srcNode = node;
				data.makeChkFlag(setting, node);
				if (node.nocheck !== true && node.chkDisabled !== true) {
					node[checkedKey] = value;
					view.setChkClass(setting, checkObj, node);
					if (setting.check.autoCheckTrigger && node != srcNode) {
						setting.treeObj.trigger(consts.event.CHECK, [null, setting.treeId, node]);
					}
				}
				if (node.parentTId) {
					var pSign = true;
					if (!value) {
						var pNodes = node.getParentNode()[childKey];
						for (var i = 0, l = pNodes.length; i < l; i++) {
							if ((pNodes[i].nocheck !== true && pNodes[i].chkDisabled !== true && pNodes[i][checkedKey])
								|| ((pNodes[i].nocheck === true || pNodes[i].chkDisabled === true) && pNodes[i].check_Child_State > 0)) {
								pSign = false;
								break;
							}
						}
					}
					if (pSign) {
						view.setParentNodeCheckBox(setting, node.getParentNode(), value, srcNode);
					}
				}
			},
			setSonNodeCheckBox: function(setting, node, value, srcNode) {
				if (!node) return;
				var childKey = setting.data.key.children,
					checkedKey = setting.data.key.checked,
					checkObj = $$(node, consts.id.CHECK, setting);
				if (!srcNode) srcNode = node;

				var hasDisable = false;
				if (node[childKey]) {
					for (var i = 0, l = node[childKey].length; i < l; i++) {
						var sNode = node[childKey][i];
						view.setSonNodeCheckBox(setting, sNode, value, srcNode);
						if (sNode.chkDisabled === true) hasDisable = true;
					}
				}

				if (node != data.getRoot(setting) && node.chkDisabled !== true) {
					if (hasDisable && node.nocheck !== true) {
						data.makeChkFlag(setting, node);
					}
					if (node.nocheck !== true && node.chkDisabled !== true) {
						node[checkedKey] = value;
						if (!hasDisable) node.check_Child_State = (node[childKey] && node[childKey].length > 0) ? (value ? 2 : 0) : -1;
					} else {
						node.check_Child_State = -1;
					}
					view.setChkClass(setting, checkObj, node);
					if (setting.check.autoCheckTrigger && node != srcNode && node.nocheck !== true && node.chkDisabled !== true) {
						setting.treeObj.trigger(consts.event.CHECK, [null, setting.treeId, node]);
					}
				}

			}
		},

		_z = {
			tools: _tools,
			view: _view,
			event: _event,
			data: _data
		};
	$.extend(true, $.fn.zTree.consts, _consts);
	$.extend(true, $.fn.zTree._z, _z);

	var zt = $.fn.zTree,
		tools = zt._z.tools,
		consts = zt.consts,
		view = zt._z.view,
		data = zt._z.data,
		event = zt._z.event,
		$$ = tools.$;

	data.exSetting(_setting);
	data.addInitBind(_bindEvent);
	data.addInitUnBind(_unbindEvent);
	data.addInitCache(_initCache);
	data.addInitNode(_initNode);
	data.addInitProxy(_eventProxy, true);
	data.addInitRoot(_initRoot);
	data.addBeforeA(_beforeA);
	data.addZTreeTools(_zTreeTools);

	var _createNodes = view.createNodes;
	view.createNodes = function(setting, level, nodes, parentNode, index) {
		if (_createNodes) _createNodes.apply(view, arguments);
		if (!nodes) return;
		view.repairParentChkClassWithSelf(setting, parentNode);
	}
	var _removeNode = view.removeNode;
	view.removeNode = function(setting, node) {
		var parentNode = node.getParentNode();
		if (_removeNode) _removeNode.apply(view, arguments);
		if (!node || !parentNode) return;
		view.repairChkClass(setting, parentNode);
		view.repairParentChkClass(setting, parentNode);
	}

	var _appendNodes = view.appendNodes;
	view.appendNodes = function(setting, level, nodes, parentNode, index, initFlag, openFlag) {
		var html = "";
		if (_appendNodes) {
			html = _appendNodes.apply(view, arguments);
		}
		if (parentNode) {
			data.makeChkFlag(setting, parentNode);
		}
		return html;
	}
})(jQuery);